package com.example.jdbcdemo.service;

import java.util.List;
import java.util.Map;

public interface StatsSaleServiceInterface {
   //单个商品的具体销售情况
    public List<Map<String,Object>> statSaleProductList(int productId);
    //所有商品的销售情况概览
    public List<Map<String,Object>> statsTotalSaleProduct();
}
